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andreyandreev [35.5K]
3 years ago
5

H(t)=-5t^2+20+

Mathematics
1 answer:
Zepler [3.9K]3 years ago
4 0
Substitute 3.5 for t
h(t) = -5(3.5)•(3.5) + 20
= -5•12.25 + 20
= -61.25 +20
= -41.25

If your initial equation is correct
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